$OpenBSD: patch-docs_man_mupdf_1,v 1.3 2016/10/16 09:16:52 sthen Exp $
--- docs/man/mupdf.1.orig	Thu Apr 21 12:14:32 2016
+++ docs/man/mupdf.1	Sun Oct 16 09:47:50 2016
@@ -92,6 +92,9 @@ Pan page left or right.
 .TP
 .B Control + Scroll wheel
 Zoom in or out.
+.TP
+.B Shift + Control + Scroll wheel
+Fine grained Zoom in or out.
 
 .SH KEY BINDINGS
 
